\select@language {spanish}
\contentsline {section}{\numberline {1}Introducci\IeC {\'o}n}{2}
\contentsline {subsection}{\numberline {1.1}Latent semantic indexing}{2}
\contentsline {subsection}{\numberline {1.2}SVD}{3}
\contentsline {section}{\numberline {2}Datos experimentales}{5}
\contentsline {subsection}{\numberline {2.1}Tama\IeC {\~n}o de la matriz formada}{5}
\contentsline {section}{\numberline {3}Dise\IeC {\~n}o de la soluci\IeC {\'o}n}{6}
\contentsline {subsection}{\numberline {3.1}Indexaci\IeC {\'o}n}{6}
\contentsline {subsubsection}{\numberline {3.1.1}Parseo de datos}{6}
\contentsline {subsubsection}{\numberline {3.1.2}Determinaci\IeC {\'o}n de Contextos}{6}
\contentsline {subsubsection}{\numberline {3.1.3}Selecci\IeC {\'o}n de t\IeC {\'e}rminos}{7}
\contentsline {subsubsection}{\numberline {3.1.4}Armado y reducci\IeC {\'o}n de la matriz - Ponderaci\IeC {\'o}n de t\IeC {\'e}rminos}{8}
\contentsline {subsection}{\numberline {3.2}B\IeC {\'u}squedas}{9}
\contentsline {section}{\numberline {4}An\IeC {\'a}lisis de la soluci\IeC {\'o}n y la implementaci\IeC {\'o}n}{10}
\contentsline {subsection}{\numberline {4.1}Mejoras a trav\IeC {\'e}s del uso de redes neuronales}{10}
\contentsline {subsection}{\numberline {4.2}Term Weighting y Term Selection}{11}
\contentsline {subsubsection}{\numberline {4.2.1}Pointwise Mutual Information}{11}
\contentsline {subsubsection}{\numberline {4.2.2}Odds Ratio}{11}
\contentsline {subsubsection}{\numberline {4.2.3}Tf*IDF}{12}
\contentsline {subsubsection}{\numberline {4.2.4}Chi-Cuadrado}{12}
\contentsline {subsubsection}{\numberline {4.2.5}Coeficiente GSS}{12}
\contentsline {subsubsection}{\numberline {4.2.6}Coeficiente NGL}{13}
\contentsline {subsection}{\numberline {4.3}T\IeC {\'e}rminos}{13}
\contentsline {subsubsection}{\numberline {4.3.1}B\IeC {\'u}squeda de la funci\IeC {\'o}n de selecci\IeC {\'o}n de t\IeC {\'e}rminos multi-palabra}{13}
\contentsline {subsubsection}{\numberline {4.3.2}T\IeC {\'e}rminos de orden 2 }{14}
\contentsline {subsubsection}{\numberline {4.3.3}T\IeC {\'e}rminos de orden 3 y superiores}{15}
\contentsline {subsection}{\numberline {4.4}Consultas Interesantes}{15}
\contentsline {section}{\numberline {5}Conclusiones}{17}
\contentsline {section}{\numberline {6}Referencias}{18}
